2010020121200 has 180 divisors, whose sum is σ = 6049609128360. Its totient is φ = 636138155520.

The previous prime is 2010020121199. The next prime is 2010020121203. The reversal of 2010020121200 is 21210200102.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2010020121203) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3689510 + ... + 4199109.

It is an arithmetic number, because the mean of its divisors is an integer number (33608939602).

Almost surely, 2^{2010020121200} is an apocalyptic number.

2010020121200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2010020121200 is an abundant number, since it is smaller than the sum of its proper divisors (4039589007160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2010020121200 is a wasteful number, since it uses less digits than its factorization.

2010020121200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7888664 (or 7888646 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2010020121200 its reverse (21210200102), we get a palindrome (2031230321302).

The spelling of 2010020121200 in words is "two trillion, ten billion, twenty million, one hundred twenty-one thousand, two hundred".